.header-logo a{
    display: block;
    margin: 0;
    padding: 0;
    outline: 0;
    border: none;
    transition: all 0.3s;
}
 .current a{
      color: white!important;
  }
.header-nav{
    display: -webkit-flex;
    display: flex;
    -webkit-flex-flow: column nowrap;
    -ms-flex-flow: column nowrap;
    flex-flow: column nowrap;
    -webkit-flex: 1 1 0%;
    -ms-flex: 1 1 0%;
    flex: 1 1 0%;
    -ms-flex-pack: justify;
    -webkit-justify-content: space-between;
    justify-content: space-between;
    -webkit-align-items: stretch;
    -ms-flex-align: stretch;
    align-items: stretch;
    max-width: 100%;
    background-color: #151515;
    margin-top: 3.2rem;
}
.header_ul li a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    line-height: 4.4rem;
}
.expand-list{
    display: none;
}
.header-nav li{
    display: block;
    padding: 0 2rem 0 0;
    width: 100%;
    position: relative;
}
.header-nav .header_ul{
    list-style: none;
    margin: 0;
    padding: 0;
    font-family: "Heebo", sans-serif;
    font-weight: 400;
    font-size: 16px;
}